附圖為電解過程中電解液的離子狀態示意圖,請問此圖當中的電解液為下列何者?
107國中自然3下_1-4

Quiz
•
Other
•
7th - 9th Grade
•
Hard

Yu Liu
Used 12+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
純水
氧化銅溶液
硫酸銅溶液
硫酸溶液
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將電解水時正、負極的產物混合後再點火燃燒,最後的產物為下列何者?
碳水化合物
二氧化碳
一氧化碳
水
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關電解水的實驗,下列敘述何者正確?
加入氫氧化鈉,可幫助導電效果
水要開始電解時,須接上交流電
當兩試管越接近時,因正、負極相吸,會造成氣泡產生的速率降低
正極產生的氣體有可燃性,無助燃性
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
進行電鍍實驗時,溶液中的正離子濃度有何變化?
始終不變
濃度不定
逐漸增加
逐漸降低
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者不屬於電流的化學效應?
使用乾電池時,電池的內部發生了化學反應
將水電解時,會有氣體產生
將硫酸銅溶液通以電流,可以在鐵質鑰匙上鍍上一層銅
以碳棒為電極,電解硫酸銅溶液,溶液的顏色會改變
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在電流產生化學效應的過程中,主要發生了下列哪一種形式的能量轉移?
熱能轉變成電能
電能轉變成化學能
化學能轉變成電能
化學能轉變成熱能
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電鍍銅的實驗完成後,電鍍液應如何處理較佳?
直接排放
加水稀釋後排放
確實回收,不可隨意丟棄
加入氫氧化鈉中和後再排放
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